Backport of "aggregator: Hold SRC_LOCK while unblocking via SRC_BROADCAST()" into 1.18
requested to merge tpm/gstreamer:backport-mr-630-into-1.18-aggregator-src-lock-while-broadcast into 1.18
Backport of !630 (merged) "aggregator: Hold SRC_LOCK while unblocking via SRC_BROADCAST()".
Commits:
- 46305b29 aggregator: Hold SRC_LOCK while unblocking via SRC_BROADCAST()